How we handle website and internal operations data.

1. Who we are

Guangzhou Youyan Technology Co., Ltd. develops and operates lighting product businesses for online marketplaces. Our internal systems support product operations, marketplace review, advertising performance review, and business reporting for our own accounts.

2. Information we may process

We may process contact information submitted through email inquiries, website usage information, and operational records used by our authorized internal team. For advertising operations, authorized account data may include advertiser profiles, campaign information, ad groups, keywords, bids, budgets, targeting, and performance reports.

3. How we use information

Information is used to respond to inquiries, operate our lighting product business, maintain internal reporting, review advertising performance, manage budgets, and improve marketplace operations for our own business accounts.

4. Authorization

When advertising account access is required, authorization is handled through Login with Amazon OAuth. We do not collect, request, or store Amazon account passwords.

5. Data separation and security

Access tokens, profile IDs, and advertiser account records are stored separately by authorized account. Access is limited to authorized internal users who need the information for business operations, reporting, or advertising review.

6. Data sharing

We do not sell or rent personal information or advertising data. We may use service providers only when necessary to operate internal systems, maintain security, provide hosting, or comply with legal requirements.

7. Data retention

Information is retained only for as long as needed for business operations, reporting, audit, security, and compliance purposes. Authorization tokens may be revoked through the applicable authorization process.

8. Contact

For privacy questions or data access inquiries, contact Guangzhou Youyan Technology Co., Ltd. at havecolor@163.com.

Last updated: July 17, 2026